Many, many years ago, the beautiful Medusa was severely punished by Athena, the virgin goddess, for the loss of her purity. Today, Mariana belongs to a world where she must do her utmost to keep up the appearance of a perfect woman. In order not to fall into temptation, she tries hard to control everything and everyone around her. However, the day will come when the urge to scream will be stronger than it ever has been.“是我们的错。”雪七无限的自责：“我们为什么就没有看出来……为什么当年就没有去杀了云上人那个畜生呢，为什么……我们会如此的疏忽？让我们最爱的妹妹。遭受这等苦楚，甚至，误解百多万年……”